Especially useful in metal-to-metal or where heavy duty fastening is required. Commonly used with flat or lockwashers. A machine screw, also called a stove bolt, is generally a smaller fastener threaded the entire length of its shank..
00 Socket Head Cap Screw, Plain Stainless Steel, 16 mm Length, 10 PK. M6-1. Socket screws are commonly used in assemblies that do not provide sufficient clearance for a conventional wrench or socket.